Pith Number

pith:43UC4QSH

pith:2017:43UC4QSHLXHQWXV6H3IHZ3YHET

not attested not anchored not stored refs pending

An Optimal Distributed $(\Delta+1)$-Coloring Algorithm?

Seth Pettie, Wenzheng Li, Yi-Jun Chang

arxiv:1711.01361 v3 · 2017-11-03 · cs.DC · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{43UC4QSHLXHQWXV6H3IHZ3YHET}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:51:34.351537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6e82e42475dcf0b5ebe3ed07cef0724cb0318db96d49108352d4e6401964b52

Aliases

arxiv: 1711.01361 · arxiv_version: 1711.01361v3 · doi: 10.48550/arxiv.1711.01361 · pith_short_12: 43UC4QSHLXHQ · pith_short_16: 43UC4QSHLXHQWXV6 · pith_short_8: 43UC4QSH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/43UC4QSHLXHQWXV6H3IHZ3YHET \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e6e82e42475dcf0b5ebe3ed07cef0724cb0318db96d49108352d4e6401964b52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3420caa78f5b587c2aa1cafbeebe67552b36fadd4d3bb4d1871e245e2b041c50",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2017-11-03T23:46:52Z",
    "title_canon_sha256": "a72bc5d7eec4abf22841aef40185fa9add51081e18b6fd574cce5554d305fd62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01361",
    "kind": "arxiv",
    "version": 3
  }
}